The system is particularly advantageous in scenarios where a session's...http://www.google.ca/patents/US6766373?utm_source=gb-gplus-sharePatent US6766373 - Dynamic, seamless switching of a network session from one connection route to anotherAdvanced Patent SearchPublication numberUS6766373 B1Publication typeGrantApplication numberUS 09/584,068Publication date20 Jul 2004Filing date31 May 2000Priori